/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : main.c
  * @brief          : Main program body
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2025 STMicroelectronics.
  * All rights reserved.
  *
  * This software is licensed under terms that can be found in the LICENSE file
  * in the root directory of this software component.
  * If no LICENSE file comes with this software, it is provided AS-IS.
  *
  ******************************************************************************
  */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "gpio.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */

/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */
char flag = 0;

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
#define KEY1 HAL_GPIO_ReadPin(ASW2_GPIO_Port,ASW2_Pin)
#define	KEY2 HAL_GPIO_ReadPin(ASW1_GPIO_Port,ASW1_Pin)

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/

/* USER CODE BEGIN PV */

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
void Scan_keys()
{
	if(HAL_GPIO_ReadPin(ASW2_GPIO_Port,ASW2_Pin) == GPIO_PIN_RESET)
	{
			HAL_GPIO_TogglePin(AL1_GPIO_Port,AL1_Pin);
			HAL_Delay(200);
			while(HAL_GPIO_ReadPin(ASW2_GPIO_Port,ASW2_Pin) == GPIO_PIN_RESET);
			HAL_GPIO_TogglePin(AL1_GPIO_Port,AL1_Pin);
	}
	
//	if(KEY2 == GPIO_PIN_RESET)
//	{
//			HAL_Delay(200);
//			while(1)
//			{	
//				HAL_GPIO_TogglePin(AL1_GPIO_Port,AL1_Pin);
//				HAL_GPIO_TogglePin(AL2_GPIO_Port,AL2_Pin);
//				HAL_GPIO_TogglePin(AL3_GPIO_Port,AL3_Pin);
//				if(KEY2 == GPIO_PIN_RESET)
//					break;
//			}

	if(KEY2 == GPIO_PIN_RESET)
	{
		HAL_Delay(200);
		while(1)
		{
			switch (flag)
			{
				case 0:
					HAL_GPIO_TogglePin(AL1_GPIO_Port,AL1_Pin);
					HAL_GPIO_WritePin(AL3_GPIO_Port,AL3_Pin,GPIO_PIN_SET);
					HAL_Delay(200);
					flag++;
					break;
				case 1:
					HAL_GPIO_TogglePin(AL2_GPIO_Port,AL2_Pin);
					HAL_GPIO_WritePin(AL1_GPIO_Port,AL1_Pin,GPIO_PIN_SET);
					HAL_Delay(200);				
					flag++;
					break;
				case 2:
					HAL_GPIO_TogglePin(AL3_GPIO_Port,AL3_Pin);
					HAL_GPIO_WritePin(AL2_GPIO_Port,AL2_Pin,GPIO_PIN_SET);
					HAL_Delay(200);				
					flag = 0;
					break;
			}
					if(KEY2 == GPIO_PIN_SET)
					break;
		}
		
	}
	
}


/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
int main(void)
{

  /* USER CODE BEGIN 1 */
  /* USER CODE END 1 */

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */

	
  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  /* USER CODE BEGIN 2 */

  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
//		HAL_GPIO_TogglePin(AL1_GPIO_Port,AL1_Pin);
//		HAL_Delay(500);
//		
//		HAL_GPIO_TogglePin(AL1_GPIO_Port,AL2_Pin);
//		HAL_Delay(500);

//		HAL_GPIO_TogglePin(AL1_GPIO_Port,AL3_Pin);
//		HAL_Delay(500);	//stm32�����
		
		Scan_keys();
		
		
  }
  /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

  /** Configure the main internal regulator output voltage
  */
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

  /** Initializes the CPU, AHB and APB buses clocks
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_MSI;
  RCC_OscInitStruct.MSIState = RCC_MSI_ON;
  RCC_OscInitStruct.MSICalibrationValue = RCC_MSICALIBRATION_DEFAULT;
  RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_11;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    Error_Handler();
  }

  /** Configure the SYSCLKSource, HCLK, PCLK1 and PCLK2 clocks dividers
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK3|RCC_CLOCKTYPE_HCLK
                              |RCC_CLOCKTYPE_SYSCLK|RCC_CLOCKTYPE_PCLK1
                              |RCC_CLOCKTYPE_PCLK2;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_MSI;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  RCC_ClkInitStruct.AHBCLK3Divider = RCC_SYSCLK_DIV1;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  {
    Error_Handler();
  }
}

/* USER CODE BEGIN 4 */

/* USER CODE END 4 */

/**
  * @brief  This function is executed in case of error occurrence.
  * @retval None
  */
void Error_Handler(void)
{
  /* USER CODE BEGIN Error_Handler_Debug */
  /* User can add his own implementation to report the HAL error return state */
  __disable_irq();
  while (1)
  {
  }
  /* USER CODE END Error_Handler_Debug */
}

#ifdef  USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
     ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
